ET WEB_SPECIFIC_APPS ConnectWise ScreenConnect - SetupWizard Auth Bypass Vulnerable Version Detected (CVE-2024-1709 CVE-2024-1708)

Query · suricata

flow:established,to_client;
http.server;
content:"ScreenConnect/"; fast_pattern; startswith;
pcre:"/^(?:[3456789]|2(?:[012]|3\.(?:[012345678]|9\.[1234567]))?|1\d?)\./R";
threshold:type limit, count 1, seconds 3600, track by_src;
target:src_ip;
Raw source ET WEB_SPECIFIC_APPS ConnectWise ScreenConnect - SetupWizard Auth Bypass Vulnerable Version Detected (CVE-2024-1709 CVE-2024-1708) · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http [$HOME_NET,$HTTP_SERVERS] any -> any any (
    msg:"ET WEB_SPECIFIC_APPS ConnectWise ScreenConnect - SetupWizard Auth Bypass Vulnerable Version Detected (CVE-2024-1709 CVE-2024-1708)";
    flow:established,to_client;
    http.server;
    content:"ScreenConnect/"; fast_pattern; startswith;
    pcre:"/^(?:[3456789]|2(?:[012]|3\.(?:[012345678]|9\.[1234567]))?|1\d?)\./R";
    threshold:type limit, count 1, seconds 3600, track by_src;
    reference:url,s1creenconnect.connectwise.com/download/archive;
    reference:url,www.connectwise.com/company/trust/security-bulletins/connectwise-screenconnect-23.9.8;
    reference:cve,2024-1709;
    reference:cve,2024-1708;
    classtype:web-application-activity;
    sid:2050990; rev:1;
    metadata:attack_target Web_Server, tls_state TLSDecrypt, created_at 2024_02_21, cve CVE_2024_1709, deployment Perimeter, deployment Internal, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Informational, tag CISA_KEV, updated_at 2024_02_21, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:src_ip;
)

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